Various plug-in modules exist for the RDR series devices 54/55/160 for equipping the basic units on the front and back.

  • Analog Input (ADC)
    • Rear Analog to Digital Converter RAD17D(F)
    • Rear Analog to Digital Converter RAD18DF
  • Analog Output (DAC)
  • Displays
  • Power Supplies
  • Signal processors
  • Transmitter
  • Keyboards
  • Miscellaneous